Home / 42,113,893.80-63,218,079.90-32,571,575.40

Finding the Fourth Proportional to 42,113,893.80, 63,218,079.90 and 32,571,575.40

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Solution

The fourth proportional to 42,113,893.80, 63,218,079.90 and 32,571,575.40 is: 48,893,898.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,113,893.80 : 63,218,079.90 = 32,571,575.40 : x
  2. Step 2: Convert to fraction form
    42,113,893.80/63,218,079.90 = 32,571,575.40/x
  3. Step 3: Cross multiply
    42,113,893.80x = 63,218,079.90 × 32,571,575.40
  4. Step 4: Simplify right side
    42,113,893.80x = 2,059,112,456,106,074.25
  5. Step 5: Solve for x
    x = 2,059,112,456,106,074.25/42,113,893.80
  6. Step 6: Final answer
    x = 48,893,898.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.